TELESCOPIC BNC MALE SWIVEL ANTENNA WITH METAL CONNECTOR FOR PORTABLE OR BASE RADIO SCANNERS, WIRELESS MICROPHONES, REMOTE RECEIVERS, TEST EQUIPMENT, AND FREQUENCY COUNTERS ANTENNA LENGTH: 7" retracted, 20" extended (or anywhere in between) Frequency range of 25 - 1300 MHz analog or digital. Heavy duty BNC connector Uniden Bearcat, Radio Shack, GRE, Regency, RELM, plus all brands of receivers, microphones, test equipment, radio controlled receivers which use a BNC type male antenna. Frequency range of 25 - 1300 MHz analog or digital. . Scanner World USA - Original registered item sold and shipped only by Scanner World PACKAGE QUANTITY INCLUDES ONE ANTENNA which has a swivel at the base that allows the BNC male connector to be moved to the correct position for use on a portable or base radio receiver, either vertical or right angle. (See photo).